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Grid infrastructure › Connection queue › Battery storage

BATTERY STORAGE · NGET

Ashbrook Lane BESS

Ashbrook Lane BESS is a 250 MW battery storage project in planning, connecting to the National Grid (England & Wales) network at West Anglia Connection Node B 400Kv Substation, with capacity due from October 2034. The connection agreement is held by Downing Renewable Developments LLP.

Project stageIn planning
  1. Planning (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingFrom Oct 2034 (not yet reached)
  5. Closed (not yet reached)

Scoping and awaiting consents are both shown as planning. A connection agreement does not mean the project will be built: many queue projects never reach construction.

Connection details

NESO project number
PRO-003534
Customer
Downing Renewable Developments LLP
Technology
Energy Storage System
Total capacity
250 MW
Change in this agreement
+250 MW
Capacity effective from
31 October 2034
Connection site
West Anglia Connection Node B 400Kv Substation
Transmission owner
National Grid (England & Wales)
Connection type
Direct connection to the transmission network
NESO project status
Scoping
Connections reform gate
Gate 1

Connection site

This project connects at a new substation (a “connection node”) that has not been built or located yet.

Projects connecting near West Anglia Connection Node B · Grid map

Other projects at West Anglia Connection Node B 400Kv Substation

Source: NESO Transmission Entry Capacity (TEC) register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem